fix(post): surface hasInsightsInLocale on detail response

Post detail endpoint never returned the flag, so the frontend insights
chip was always hidden. Mirror note.controller: import AiModule, inject
AiInsightsService, fold hasInsightsInLang into the existing Promise.all,
and expose hasInsightsInLocale on the response.

Author: Innei

apps/core/src/modules/post/post.controller.ts

@@ -28,6 +28,8 @@ import { MongoIdDto } from '~/shared/dto/id.dto'
 import { addYearCondition } from '~/transformers/db-query.transformer'
 import { applyContentPreference } from '~/utils/content.util'
 
+import { AiInsightsService } from '../ai/ai-insights/ai-insights.service'
+import { parseLanguageCode } from '../ai/ai-language.util'
 import type { CategoryModel } from '../category/category.model'
 import { PostModel } from './post.model'
 import {
@@ -46,6 +48,7 @@ export class PostController {
     private readonly postService: PostService,
     private readonly countingService: CountingService,
     private readonly translationService: TranslationService,
+    private readonly aiInsightsService: AiInsightsService,
   ) {}
 
   @Get('/')
@@ -338,20 +341,25 @@ export class PostController {
       .map((item) => item?._id?.toString?.() ?? item?.id)
       .filter((id): id is string => Boolean(id))
 
-    const [translationResult, relatedTitleMap] = await Promise.all([
-      this.translationService.translateArticle({
-        articleId: postDocument.id,
-        targetLang: lang,
-        allowHidden: Boolean(isAuthenticated),
-        originalData: {
-          title: baseData.title,
-          text: baseData.text,
-          summary: baseData.summary,
-          tags: baseData.tags,
-        },
-      }),
-      this.translationService.getCachedTitles(relatedIds, lang),
-    ])
+    const insightsLang = parseLanguageCode(lang)
+    const [translationResult, relatedTitleMap, hasInsightsInLocale] =
+      await Promise.all([
+        this.translationService.translateArticle({
+          articleId: postDocument.id,
+          targetLang: lang,
+          allowHidden: Boolean(isAuthenticated),
+          originalData: {
+            title: baseData.title,
+            text: baseData.text,
+            summary: baseData.summary,
+            tags: baseData.tags,
+          },
+        }),
+        this.translationService.getCachedTitles(relatedIds, lang),
+        this.aiInsightsService
+          .hasInsightsInLang(postDocument.id, insightsLang)
+          .catch(() => false),
+      ])
 
     const translatedRelated = relatedTitleMap.size
       ? relatedList.map((item) => {
@@ -377,6 +385,7 @@ export class PostController {
         sourceLang: translationResult.sourceLang,
         translationMeta: translationResult.translationMeta,
         availableTranslations: translationResult.availableTranslations,
+        hasInsightsInLocale,
         liked,
       },
       query.prefer,

apps/core/src/modules/post/post.module.ts

@@ -1,13 +1,16 @@
 import { Global, Module } from '@nestjs/common'
+
 import { POST_SERVICE_TOKEN } from '~/constants/injection.constant'
+
+import { AiModule } from '../ai/ai.module'
 import { DraftModule } from '../draft/draft.module'
 import { SlugTrackerModule } from '../slug-tracker/slug-tracker.module'
 import { PostController } from './post.controller'
 import { PostService } from './post.service'
 
 @Global()
 @Module({
-  imports: [SlugTrackerModule, DraftModule],
+  imports: [SlugTrackerModule, DraftModule, AiModule],
   controllers: [PostController],
   providers: [
     PostService,

apps/core/test/src/modules/post/post-content-format.spec.ts

@@ -21,6 +21,7 @@ import {
   DRAFT_SERVICE_TOKEN,
   POST_SERVICE_TOKEN,
 } from '~/constants/injection.constant'
+import { AiInsightsService } from '~/modules/ai/ai-insights/ai-insights.service'
 import { CategoryModel } from '~/modules/category/category.model'
 import { CategoryService } from '~/modules/category/category.service'
 import { CommentModel } from '~/modules/comment/comment.model'
@@ -76,6 +77,12 @@ describe('Post ContentFormat (e2e)', async () => {
       },
       fileReferenceProvider,
       translationProvider,
+      {
+        provide: AiInsightsService,
+        useValue: {
+          hasInsightsInLang: vi.fn().mockResolvedValue(false),
+        },
+      },
     ],
     imports: [],
     models: [

apps/core/test/src/modules/post/post.controller.e2e-spec.ts

@@ -21,6 +21,7 @@ import {
   DRAFT_SERVICE_TOKEN,
   POST_SERVICE_TOKEN,
 } from '~/constants/injection.constant'
+import { AiInsightsService } from '~/modules/ai/ai-insights/ai-insights.service'
 import { CategoryModel } from '~/modules/category/category.model'
 import { CategoryService } from '~/modules/category/category.service'
 import { CommentModel } from '~/modules/comment/comment.model'
@@ -83,6 +84,12 @@ describe('PostController (e2e)', async () => {
       },
       fileReferenceProvider,
       translationProvider,
+      {
+        provide: AiInsightsService,
+        useValue: {
+          hasInsightsInLang: vi.fn().mockResolvedValue(false),
+        },
+      },
     ],
     imports: [],
     models: [